| singular | plural |
| Infinitive | | |
| exert | |
| present simple | | |
| 1 | I exert | we exert |
| 2 | you exert | you exert |
| 3 | he/she/it exerts | they exert |
| past simple | | |
| 1 | I exerted | we exerted |
| 2 | you exerted | you exerted |
| 3 | he/she/it exerted | they exerted |
| future simple | | |
| 1 | I will/shall exert | we will/shall exert |
| 2 | you will/shall exert | you will/shall exert |
| 3 | he/she/it will/shall exert | they will/shall exert |
| conditional simple | | |
| 1 | I would exert | we would exert |
| 2 | you would exert | you would exert |
| 3 | he/she/it would exert | they would exert |
| present continuous | | |
| 1 | I am exerting | we are exerting |
| 2 | you are exerting | you are exerting |
| 3 | he/she/it is exerting | they are exerting |
| past continuous | | |
| 1 | I was exerting | we were exerting |
| 2 | you were exerting | you were exerting |
| 3 | he/she/it was exerting | they were exerting |
| future continuous | | |
| 1 | I will be exerting | we will be exerting |
| 2 | you will be exerting | you will be exerting |
| 3 | he/she/it will be exerting | they will be exerting |
| conditional continuous | | |
| 1 | I would be exerting | we would be exerting |
| 2 | you would be exerting | you would be exerting |
| 3 | he/she/it would be exerting | they would be exerting |
| present perfect | | |
| 1 | I have exerted | we have exerted |
| 2 | you have exerted | you have exerted |
| 3 | he/she/it has exerted | they have exerted |
| past perfect | | |
| 1 | I had exerted | we had exerted |
| 2 | you had exerted | you had exerted |
| 3 | he/she/it had exerted | they had exerted |
| future perfect | | |
| 1 | I will have exerted | we will have exerted |
| 2 | you will have exerted | you will have exerted |
| 3 | he/she/it will have exerted | they will have exerted |
| conditional perfect | | |
| 1 | I would have exerted | we would have exerted |
| 2 | you would have exerted | you would have exerted |
| 3 | he/she/it would have exerted | they would have exerted |
